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Search: id:A136589
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| 1, 2, 6, 44, 345, 4182, 53571, 905144, 16154550, 349976610, 8015743483, 211987872516, 5925745900685, 185188128471374, 6108604964499810, 220403394009702384, 8375181440031684305, 342816825221831030490
(list; graph; listen)
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OFFSET
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0,2
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PROGRAM
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(PARI) {a(n)=sum(k=0, n, if(k==0, 0^n, (n+1)^k*n!/(k-1)!* sum(i=0, n-1, (-1)^i*polcoeff(((exp(x+x*O(x^n))-1)^(k+i)), n)*binomial(2*i+k, i)/(2*i+k))))}
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CROSSREFS
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Cf. A136595; A048287, A136596, A136597; A136588.
Sequence in context: A135815 A055564 A077259 this_sequence A077048 A120594 A038180
Adjacent sequences: A136586 A136587 A136588 this_sequence A136590 A136591 A136592
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KEYWORD
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nonn
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Jan 10 2008
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